Easy to Install: Not need any install tools, just insert the claw into the door lock and insert the latch after closing the door. Material: This door lock is made of quality stainless steel material, durable, rust-proof and long service life. Feature: Small size and easy to carry, you can fit in pocket or wallet, very convenience. Application: You can use it at home or travel, apartment living, hotel, dorms, vacation rental or cabin. Tips: Suitable for the door open inward. Safety When you fall asleep, someone outside the door cannot open the door with the key, which greatly improves your safety. Good Dream The safe door stopper allows you to have a good night's sleep and a good dream after a day's play, so that you can drive away the fatigue of a day's play. First Step Place the doorstop clip on the edge of the keyhole on the wall. Second Step Hold the doorstop with one hand and close the door with the other. Third Step Snap the arc block into the slot in the door stop closest to the door. The Fourth Step Confirmation of opening the door, the door cannot be opened due to the blocking. Color: light gray Size: 80*30mm Weight: 32g/pc Material: Stainless steel Applicable: a variety of inner door Requirement: Minimum 2 mm side door gap Package includes: 1pc*door stopper